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// Portions Copyright [2018-2021] Payara Foundation and/or affiliates

package org.glassfish.admin.cli.resources;

import com.sun.enterprise.config.serverbeans.Domain;
import com.sun.enterprise.config.serverbeans.Resource;

import org.glassfish.hk2.api.ServiceLocator;
import org.glassfish.internal.api.Globals;

import jakarta.validation.ConstraintValidator;
import jakarta.validation.ConstraintValidatorContext;

/**
 * 
 * @author naman
 * @since 4.0
 */
public class UniqueResourceNameValidator implements ConstraintValidator<UniqueResourceNameConstraint, Resource> {

    Domain domain = null;

    @Override
    public void initialize(final UniqueResourceNameConstraint constraint) {

        ServiceLocator habitat = Globals.getDefaultHabitat();
        if (habitat == null) return; // due to: http://java.net/jira/browse/GLASSFISH-19043

        domain = habitat.getService(Domain.class);

    }

    @Override
    public boolean isValid(final Resource resource,
                           final ConstraintValidatorContext constraintValidatorContext) {
        if (domain != null) {
            if (resource.getParent().getParent() instanceof Domain) {
                for (Resource res : domain.getResources().getResources()) {
                    if (resource.getIdentity().equals(res.getIdentity())) {
                        Class[] resourceInterfaces = resource.getClass().getInterfaces();
                        Class[] resInterfaces = res.getClass().getInterfaces();

                        for (Class resourceClass : resourceInterfaces) {
                            for (Class resClass : resInterfaces) {
                                if (resClass.isAssignableFrom(resourceClass)) {
                                    return true;
                                }
                            }
                        }
                        return false;
                    }
                }
            }
        }
        return true;
    }
}

